Quartz cover for manufacturing semiconductor wafers



FIG. 1 is top perspective view of a quartz cover for manufacturingsemiconductor wafers illustrating my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof, the rear view being the same image and,therefore, not shown;

FIG. 4 is a right side view thereof, the left side view being the sameimage and, therefore, not shown;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a cross-sectional view taken through line 7—7 of FIG. 5.

The broken lines are shown for illustrative purposes only and form nopart of the claimed design.

The ornamental design for a quartz cover for manufacturing semiconductorwafers, as shown and described.